Beijing Topstar Smart Technology Co., Ltd.
2025 Internal Control Self-Evaluation Report
To all shareholders of Beijing Topstar Smart Technology Co., Ltd.:
Pursuant to the "Basic Norms for Enterprise Internal Control" and its supporting guidelines, as well as other internal control regulatory requirements (hereinafter referred to as the "Enterprise Internal Control Norms System"), and in conjunction with the Company's (hereinafter referred to as the "Company") internal control system and evaluation methods, based on daily and special supervision of internal control, we have evaluated the effectiveness of the Company's internal control as of December 31, 2025 (the internal control evaluation report benchmark date).
I. Important Statement
In accordance with the requirements of the Enterprise Internal Control Norms System, establishing and effectively implementing internal control, evaluating its effectiveness, and truthfully disclosing the internal control evaluation report are the responsibilities of the Company's Board of Directors. The Audit Committee supervises the establishment and implementation of internal control by the Board of Directors. The management is responsible for organizing and leading the daily operation of the Company's internal control. The Company's Board of Directors and senior management guarantee that the content of this report does not contain any false records, misleading statements, or major omissions, and they shall bear individual and joint legal responsibility for the truthfulness, accuracy, and completeness of the report's content.